return the first argument that is `!== undefined`
Manipulates bits, nibbles, bytes, and buffers.
Check if the machine is running Windows or not.
The OR (||) operator for promises
A tiny 'or' function for functional programming.
Check if a date is invalid or not.
A simple module for bitwise operations on buffers.
Combines an array of regexes into a single regex using `or` operator `|`
Serves local files from the server unto the client in the form of a Promise.
hex calc func
x && y
Check if a date is valid or not.
Computes a boolean combination of two planar graphs
a toolset for logical disjunctions / safety for your functional pipelines
Moongose find or create schema plugin
Convert altitude to pressure to altitude
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